Mobile robot



FIG. 1 is a front perspective view of a mobile robot showing our new design;

FIG. 2 is rear perspective view thereof;

FIG. 3 is a right elevational view thereof;

FIG. 4 is a front elevational view thereof; and,

FIG. 5 is a top plan view thereof.

Bottom view portions of the mobile robot and any other portions not shown form no part of the claimed design. 

The ornamental design for a mobile robot, as shown and described. 